Note 4 - LOANS LEASES RECEIVABLE - Aging of the Loan Lease Portfolio (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Loan	$ 6,008,610	$ 4,680,132
Accruing Past Due 90 Days or More	3	1
Nonaccrual Loans/Leases	$ 17,511	$ 2,759
Accruing past due 90 days or more as a percentage of total loan/lease portfolio	0.00%	0.00%
Nonaccrual Loans/Leases as a percentage of total loan/lease portfolio	0.29%	0.06%
Loans and leases as a percentage of total loan/lease portfolio	100.00%	100.00%
C&I - revolving
Loan		$ 248,483
C&I - other
Loan		1,346,602
Accruing Past Due 90 Days or More		1
Nonaccrual Loans/Leases		1,400
Owner Occupied Commercial Real Estate Loans [Member]
Loan		421,701
CRE - non owner occupied
Loan		646,500
Current
Loan	$ 5,984,871	$ 4,666,986
Current as a percentage of total loan/lease portfolio	99.60%	99.57%
Current \| C&I - revolving
Loan		$ 248,483
Current \| C&I - other
Loan		1,337,034
Current \| Owner Occupied Commercial Real Estate Loans [Member]
Loan		421,701
Current \| CRE - non owner occupied
Loan		646,500
Financing Receivables, 30 to 59 Days Past Due [Member]
Loan	$ 4,715	$ 2,202
Past due as a percentage of total loan/lease portfolio	0.08%	0.05%
Financing Receivables, 30 to 59 Days Past Due [Member] \| C&I - other
Loan		$ 859
Financing Receivables, 60 to 89 Days Past Due [Member]
Loan	$ 1,510	$ 8,184
Past due as a percentage of total loan/lease portfolio	0.03%	0.17%
Financing Receivables, 60 to 89 Days Past Due [Member] \| C&I - other
Loan		$ 7,308
Commercial Portfolio Segment [Member]
Loan	$ 1,748,992	1,595,085
Commercial Portfolio Segment [Member] \| C&I - revolving
Loan	332,996	248,483
Commercial Portfolio Segment [Member] \| C&I - other
Loan	1,415,996	1,346,602
Accruing Past Due 90 Days or More	3
Nonaccrual Loans/Leases	3,594
Commercial Portfolio Segment [Member] \| Current \| C&I - revolving
Loan	332,996
Commercial Portfolio Segment [Member] \| Current \| C&I - other
Loan	1,408,004
Commercial Portfolio Segment [Member] \| Financing Receivables, 30 to 59 Days Past Due [Member] \| C&I - other
Loan	3,721
Commercial Portfolio Segment [Member] \| Financing Receivables, 60 to 89 Days Past Due [Member] \| C&I - other
Loan	674
Commercial Real Estate Portfolio Segment [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
Loan	627,558	421,701
Nonaccrual Loans/Leases	3,024
Commercial Real Estate Portfolio Segment [Member] \| CRE - non owner occupied
Loan	920,876	646,500
Nonaccrual Loans/Leases	6,945
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Loan	1,149,503	918,571
Nonaccrual Loans/Leases	1,168	73
Commercial Real Estate Portfolio Segment [Member] \| Current \| Owner Occupied Commercial Real Estate Loans [Member]
Loan	624,534
Commercial Real Estate Portfolio Segment [Member] \| Current \| CRE - non owner occupied
Loan	913,366
Commercial Real Estate Portfolio Segment [Member] \| Current \| Construction Loans [Member]
Loan	1,148,080	918,498
Commercial Real Estate Portfolio Segment [Member] \| Financing Receivables, 30 to 59 Days Past Due [Member] \| CRE - non owner occupied
Loan	565
Commercial Real Estate Portfolio Segment [Member] \| Financing Receivables, 30 to 59 Days Past Due [Member] \| Construction Loans [Member]
Loan	255
Multi-family
Loan	933,118	600,412
Multi-family \| Current
Loan	933,118	600,412
Direct financing leases
Loan	33,503	45,191
Nonaccrual Loans/Leases	129	847
Direct financing leases \| Current
Loan	33,288	44,174
Direct financing leases \| Financing Receivables, 30 to 59 Days Past Due [Member]
Loan	59	10
Direct financing leases \| Financing Receivables, 60 to 89 Days Past Due [Member]
Loan	27	160
1-4 family real estate
Loan	487,508	377,361
Nonaccrual Loans/Leases	2,377	408
1-4 family real estate \| Current
Loan	484,322	374,912
1-4 family real estate \| Financing Receivables, 30 to 59 Days Past Due [Member]
Loan		1,325
1-4 family real estate \| Financing Receivables, 60 to 89 Days Past Due [Member]
Loan	809	716
Consumer
Loan	107,552	75,311
Nonaccrual Loans/Leases	274	31
Consumer \| Current
Loan	107,163	75,272
Consumer \| Financing Receivables, 30 to 59 Days Past Due [Member]
Loan	$ 115	$ 8

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